Home / 370,030.32-555,215.04-201,297.87

Finding the Fourth Proportional to 370,030.32, 555,215.04 and 201,297.87

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Solution

The fourth proportional to 370,030.32, 555,215.04 and 201,297.87 is: 302,039.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,030.32 : 555,215.04 = 201,297.87 : x
  2. Step 2: Convert to fraction form
    370,030.32/555,215.04 = 201,297.87/x
  3. Step 3: Cross multiply
    370,030.32x = 555,215.04 × 201,297.87
  4. Step 4: Simplify right side
    370,030.32x = 111,763,604,943.97
  5. Step 5: Solve for x
    x = 111,763,604,943.97/370,030.32
  6. Step 6: Final answer
    x = 302,039.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.